Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Nomeie a superfície para 8 de janeiro de 2001.
 ###Tabelas: CREATE TABLE 1997_reissue_bonus_tracks (1997_reissue_bonus_tracks_id AUTO_INCREMENT PRIMARY KEY, Track INT, Recorded VARCHAR, Catalogue VARCHAR, Release date VARCHAR, Song title VARCHAR, Time VARCHAR) CREATE TABLE faculty_and_staff (faculty_and_staff_id AUTO_INCREMENT PRIMARY KEY, Data VARCHAR, Headcount INT, Percent of total VARCHAR, Less than $25,000 VARCHAR, $25,000 to $40,000 VARCHAR, $40,000 to $50,000 VARCHAR, $50,000 to $60,000 VARCHAR, $60,000 to $70,000 VARCHAR, $70,000 to $80,000 VARCHAR, More than $80,000 VARCHAR, Mean VARCHAR) CREATE TABLE atp_doubles_finals:_13_6–7 (atp_doubles_finals:_13_6–7_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Partnering VARCHAR, Opponents in the final VARCHAR, Score VARCHAR) CREATE TABLE most_goals_in_a_season (most_goals_in_a_season_id AUTO_INCREMENT PRIMARY KEY, Rank VARCHAR, Goals VARCHAR, Player VARCHAR, Club VARCHAR, Season VARCHAR) CREATE TABLE final_standings (final_standings_id AUTO_INCREMENT PRIMARY KEY, Place INT, Athlete VARCHAR, Long jump INT, Javelin INT, 200 m INT, Discus INT, 1500 m INT, Total INT)  
SELECT Surface FROM atp_doubles_finals:_13_6–7 WHERE Date = january 8, 2001